Austin Butler celebrates his 33rd birthday with a stroll through New York with his girlfriend Kaia Gerber

The couple held hands during a leisurely stroll in Manhattan on August 17

Austin Butler celebrated his birthday with his girlfriend Kaia Gerber by his side.

The Dune – Part TwoThe actor, who turned 33 on Saturday, August 17, took a stroll through Manhattan with his 22-year-old supermodel girlfriend on his big day.

The couple was spotted holding hands, both wearing matching white tops, with Butler pairing his shirt with dark green pants and a blue baseball cap, while Gerber wore dark blue pants and black sunglasses.

Related: Kaia Gerber and Austin Butler’s relationship timeline

Butler and Gerber were previously spotted together in New York City at the opening of the Broadway show Oh, Mary on July 11th.

After the duo spent Memorial Day weekend in the city in May and were spotted on a date, a source told PEOPLE at the time: “Kaia and Austin are on a hot streak.”

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“They held hands the whole way to dinner and stopped and hugged a few times before heading out to a club (on May 24),” the insider added. “They definitely looked happy and in love.”

Rumors of a romance between the couple first emerged in December 2021, when the two were spotted together at a yoga class.

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Last month, Gerber’s mother, Cindy Crawford, spoke briefly about her daughter’s boyfriend when asked about the star’s famous Elvis Presley accent, which he couldn’t seem to shake.

“I… That’s Austin to me,” Crawford, 58, said during the July 2024 episode of Watch What Happens Live with Andy Cohen.

“He was Elvis for so long that I think it just stuck,” she added.

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